Your One-Stop Shop For Gemological Tests
We at GIS provide Gemstone Identification, Diamond Grading, and Jewellery Quality Analysis Reports to professionals and the general public. A team of accomplished gemologists conducts every test at the Gemological Institute (GIS) Laboratory.
Excellence, Accuracy, And Expertise Are The Core Of Gis
GIS is the largest organization of its kind in India, with laboratories spread across the country. Quality assurance and grading service for Natural diamonds, natural Gemstones, precious Jewellery, and testing the authenticity of Rudraksha.
Using business measures, the Jewel Grading and Colour Stone Identification program will be structured by master experts. GIS (Gemological Institute & Systems) has the unique ability to evolve along with market trends.
99% Customer Satisfaction based on 1000+ reviews from our happy customers!
Verification and Analysis Report
GIS is a world leader in gemological research whose discoveries help us understand diamonds and gemstones in greater detail.
Aim To Protect
GIS sets global quality standards by conducting research, educating, and providing unbiased diamond grading and analysis.
Careers as GIS
Dedicated to Results
As the largest organization of its kind in the country, GIS has laboratories spread throughout the country. Providing quality assurance services for diamonds, gemstones, and precious jewelry, and testing Rudraksha’s authenticity.